[Neotree] Add auto expand of empty dirs

nvim/lua/plugins/nav/neotree.lua

@@ -8,6 +8,26 @@ return {
 	},
 	lazy = false, -- neo-tree will lazily load itself
 	config = function()
+        -- Automatically open up 
+		local function toggle_single_item_folders()
+			local nodes = require("neo-tree.sources.filesystem").get_nodes()
+
+			for _, node in ipairs(nodes) do
+				-- Check if the node is a directory
+				if node.type == "directory" then
+					local children = node:get_children()
+					if #children == 1 then
+						-- If it only has one child, make the folder appear stacked
+						node.collapsed = false -- Open the directory automatically
+					else
+						node.collapsed = true -- Keep multi-item directories collapsed
+					end
+				end
+			end
+
+			-- Refresh Neotree to reflect changes
+			require("neo-tree").refresh()
+		end
 		require("neo-tree").setup({
 			close_if_last_window = true, -- Close Neo-tree if it is the last window left in the tab
 			popup_border_style = "rounded",
@@ -173,6 +193,7 @@ return {
 			},
 			nesting_rules = {},
 			filesystem = {
+                scan_mode = 'deep',
 				filtered_items = {
 					visible = false, -- when true, they will just be displayed differently than normal items
 					hide_dotfiles = true,
@@ -204,7 +225,7 @@ return {
 					--               -- the current file is changed while the tree is open.
 					leave_dirs_open = false, -- `false` closes auto expanded dirs, such as with `:Neotree reveal`
 				},
-                group_empty_dirs = false,   -- when true, empty folders will be grouped together
+				group_empty_dirs = true, -- when true, empty folders will be grouped together
 				hijack_netrw_behavior = "open_default", -- netrw disabled, opening a directory opens neo-tree
 				-- in whatever position is specified in window.position
 				-- "open_current",  -- netrw disabled, opening a directory opens within the